/*适配方案*/
@media (min-width: 320px) {
    html {
        font-size: 50px;
    }
}
@media (min-width: 360px) {
    html {
        font-size: 56.25px;
    }
}
@media (min-width: 375px) {
    html {
        font-size: 58.59375px;
    }
}
@media (min-width: 384px) {
    html {
        font-size: 60px;
    }
}
@media (min-width: 400px) {
    html {
        font-size: 62.5px;
    }
}
@media (min-width: 414px) {
    html {
        font-size: 64.6875px;
    }
}
@media (min-width: 424px) {
    html {
        font-size: 66.25px;
    }
}
@media (min-width: 480px) {
    html {
        font-size: 75px;
    }
}
@media (min-width: 540px) {
    html {
        font-size: 84.375px;
    }
}
@media (min-width: 640px) {
    html {
        font-size: 100px;
    }
}

*{
    box-sizing: border-box;
    font-size: 14px;
}
.login{
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(160deg,#6dcab7,#3979ca);
}
.login .title{
    margin-top: 2.8rem;
    font-size: 0.9rem;
    line-height: 1;
    text-align: center;
    color: #fff;
    text-shadow: 1px 1px 1px #333;
}
.login .form{
    padding-top: 1.2rem;
}
.login .form .item{
    padding-bottom: 0.3rem;
}
.login .form .item input{
    display: block;
    height: 0.8rem;
    line-height: 0.76rem;
    width: 4.7rem;
    -webkit-appearance: none;
    border: 1px solid #fff;
    border-radius: 0.4rem;
    margin: 0 auto;
    background: transparent;
    padding: 0 0.3rem;
    font-size: 0.26rem;
    color: #fff;
    outline: none;
}
.login .form .item input::placeholder{
    color: #fff;
    text-shadow: 1px 1px 1px #333;
}
.login .form .item input.btn{
    border: none;
    background: #56b3f5;
    font-size: 0.32rem;
    text-shadow: 1px 1px 1px #333;
}
.login .tip{
    text-align: center;
    font-size: 0.2rem;
    color: #fff;
    text-shadow: 1px 1px 1px #333;
}